Omron VARISPEED V7

9 Specifications
223
Connection Example of Braking Resistor
* Disable stall prevention during deceleration by setting n092 to 1 when using
a Braking Resistor Unit. The motor may not stop within the deceleration
time if this setting is not changed.
Terminal Descriptions
Type Terminal Name Function (Signal Level)
Main Circuit
R/L1, S/L2,
T/L3
AC power supply input Use main circuit power input. (Use terminals R/L1 and S/
L2 for single-phase Inverters. Never use terminal T/L3.)
U/T1, V/T2,
W/T3
Inverter output Inverter output
B1, B2 Braking resistor con-
nection
Braking resistor connection
+2, +1 DC reactor connection When connecting optional DC reactor, remove the main
circuit short-circuit bar between +2 and +1.
+1, - DC power supply
input
DC power supply input (+1: positive −: negative)
*1
Grounding For grounding (according to the local grounding codes)
3-phase
Power
Supply
Fault Contact
Overload Relay
Trip Contact
Braking
Resistor *
Motor
Braking Resistor Unit
Overload Relay Trip Contact